Pith Number

pith:PBWKJNX2

pith:2021:PBWKJNX2E6UEY6KKKJMFBQL6NS

not attested not anchored not stored refs pending

Guiding Visual Question Generation

Lucia Specia, Marek Rei, Nihir Vedd, Yishu Miao, Zixu Wang

arxiv:2110.08226 v3 · 2021-10-15 · cs.LG · cs.CL · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PBWKJNX2E6UEY6KKKJMFBQL6NS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T04:43:35.039075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

786ca4b6fa27a84c794a525850c17e6c903401453f29aa7d7ea6fbed40509833

Aliases

arxiv: 2110.08226 · arxiv_version: 2110.08226v3 · doi: 10.48550/arxiv.2110.08226 · pith_short_12: PBWKJNX2E6UE · pith_short_16: PBWKJNX2E6UEY6KK · pith_short_8: PBWKJNX2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/PBWKJNX2E6UEY6KKKJMFBQL6NS \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 786ca4b6fa27a84c794a525850c17e6c903401453f29aa7d7ea6fbed40509833

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bf2fb951310a48e1b18e1ed9d22ca5ebf8b5f068f30665cd9287d5cbcadaca3",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-10-15T17:38:08Z",
    "title_canon_sha256": "c6e5544b32dff2ae7d8f4622fdefd26da2cb0d906a45de823725f85056c1e498"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.08226",
    "kind": "arxiv",
    "version": 3
  }
}